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1.
Analyst ; 147(7): 1515, 2022 Mar 28.
Article in English | MEDLINE | ID: covidwho-1784052

ABSTRACT

Correction for 'Paper spray mass spectrometry utilizing Teslin® substrate for rapid detection of lipid metabolite changes during COVID-19 infection' by Imesha W. De Silva et al., Analyst, 2020, 145, 5725-5732, DOI: 10.1039/D0AN01074J.

2.
Int J Infect Dis ; 105: 617-620, 2021 Apr.
Article in English | MEDLINE | ID: covidwho-1101292

ABSTRACT

The global coronavirus disease 2019 (COVID-19) pandemic, caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), has resulted in an unprecedented challenge to our healthcare system. Secondary and concurrent bacterial and viral co-infections are well documented for other viral respiratory pathogens; however knowledge regarding co-infections in COVID-19 remains limited. In the present study, concurrent testing of 50 419 individual samples for the presence of SARS-CoV-2 and other bacterial and viral respiratory pathogens was performed between March and August 2020. Overall, a lower rate of viral co-infection was observed in the SARS-CoV-2-positive population when compared to the population testing negative for the virus. Significant levels of Staphylococcus aureus and Epstein-Barr virus co-infections were detected in the SARS-CoV-2-positive population. This is one of the largest surveys looking into the co-infection patterns of SARS-CoV-2 infection in the United States. Data from this study will enhance our understanding of the current pandemic and will assist clinicians in making better patient care decisions, especially with respect to antimicrobial therapy.


Subject(s)
Bacterial Infections/complications , COVID-19/complications , Coinfection , Virus Diseases/complications , Adolescent , Adult , Aged , Aged, 80 and over , Anti-Infective Agents , COVID-19/epidemiology , Child , Child, Preschool , Coinfection/epidemiology , Epstein-Barr Virus Infections/complications , Herpesvirus 4, Human , Humans , Incidence , Infant , Infant, Newborn , Middle Aged , SARS-CoV-2 , Young Adult
3.
Analyst ; 145(17): 5725-5732, 2020 Aug 24.
Article in English | MEDLINE | ID: covidwho-663353

ABSTRACT

The SARS-CoV-2 virus is known as the causal agent for the current COVID-19 global pandemic. The majority of COVID-19 patients develop acute respiratory distress syndrome (ARDS), while some experience a cytokine storm effect, which is considered as one of the leading causes of patient mortality. Lipids are known to be involved in the various stages of the lifecycle of a virus functioning as receptors or co-receptors that controls viral propagation inside the host cell. Therefore, lipid-related metabolomics aims to provide insight into the immune response of the novel coronavirus. Our study has focused on determination of the potential metabolomic biomarkers utilizing a Teslin® Substrate in paper spray mass spectrometry (PS-MS) for the development of a rapid detection test within 60 seconds of analysis time. In this study, results were correlated with PCR tests to reflect that the systemic responses of the cells were affected by the COVID-19 virus.


Subject(s)
Coronavirus Infections/pathology , Lipid Metabolism/physiology , Mass Spectrometry/methods , Pneumonia, Viral/pathology , Betacoronavirus/isolation & purification , Biomarkers/metabolism , COVID-19 , Coronavirus Infections/metabolism , Coronavirus Infections/virology , Discriminant Analysis , Humans , Lipids/analysis , Nasopharynx/virology , Pandemics , Paper , Pneumonia, Viral/metabolism , Pneumonia, Viral/virology , SARS-CoV-2
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